Container block



FIG. 1 is a perspective view thereof;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof, the rear being substantiallyidentical thereto; and,

FIG. 5 is a left side elevational view thereof, the right side beingsubstantially identical thereto.

The ornamental design for a container block, as shown and as described.